Home / 4,452.68-6,677.20-1,985.81

Finding the Fourth Proportional to 4,452.68, 6,677.20 and 1,985.81

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Solution

The fourth proportional to 4,452.68, 6,677.20 and 1,985.81 is: 2,977.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,452.68 : 6,677.20 = 1,985.81 : x
  2. Step 2: Convert to fraction form
    4,452.68/6,677.20 = 1,985.81/x
  3. Step 3: Cross multiply
    4,452.68x = 6,677.20 × 1,985.81
  4. Step 4: Simplify right side
    4,452.68x = 13,259,650.53
  5. Step 5: Solve for x
    x = 13,259,650.53/4,452.68
  6. Step 6: Final answer
    x = 2,977.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.